{"id":3625,"date":"2020-05-22T16:17:53","date_gmt":"2020-05-22T15:17:53","guid":{"rendered":"https:\/\/www.f5uii.net\/?page_id=3625"},"modified":"2021-07-03T21:57:48","modified_gmt":"2021-07-03T20:57:48","slug":"dual-ptt-switching-board-for-adalm-pluto-sdr","status":"publish","type":"page","link":"https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/","title":{"rendered":"Dual PTT switching board for Adalm Pluto SDR"},"content":{"rendered":"<p>To switch external devices (e.g. two amplifiers) to the PlutoSDR transmitter, this board is plugged into the internal connector of the Adalm Pluto.<\/p>\n<p><a href=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/05\/Duo_PTT_PlutoSDR.gif\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-3627 alignright\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/05\/Duo_PTT_PlutoSDR-300x286.gif\" alt=\"\" width=\"300\" height=\"286\" \/><\/a>Here is the schematic <a href=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/07\/PlutoSDR-PlutoDVB-2PTT-100x100-RevB-revD.pdf\">PlutoSDR PlutoDVB 2PTT 100&#215;100 Rev B Rev D.pdf<\/a><\/p>\n<p>&#8211; Two normally open contacts<br \/>\n&#8211; 0.5 A switching<br \/>\n&#8211; Does not switch on Adalm Pluto startup (GPO1 not active)<br \/>\n&#8211; Useful with SDR Console and PlutoDVB<\/p>\n<p id=\"ubqCdJb\"><a href=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/07\/PlutoSDR-PlutoDVB-2PTT-100x100-RevB-revD.pdf\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4071\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/img_60d06fb45a64a.png\" alt=\"\" width=\"191\" height=\"133\" srcset=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/img_60d06fb45a64a.png 895w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/img_60d06fb45a64a-300x209.png 300w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/img_60d06fb45a64a-768x535.png 768w\" sizes=\"auto, (max-width: 191px) 100vw, 191px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e0ae8730.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-3658\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e0ae8730.png\" alt=\"\" width=\"767\" height=\"581\" srcset=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e0ae8730.png 1045w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e0ae8730-300x227.png 300w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e0ae8730-768x582.png 768w\" sizes=\"auto, (max-width: 767px) 100vw, 767px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e53e979b.png\"><img loading=\"lazy\" decoding=\"async\" class=\" aligncenter wp-image-3659\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e53e979b.png\" alt=\"\" width=\"761\" height=\"387\" srcset=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e53e979b.png 1060w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e53e979b-300x152.png 300w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7e53e979b-768x390.png 768w\" sizes=\"auto, (max-width: 761px) 100vw, 761px\" \/><\/a><\/p>\n<p><iframe loading=\"lazy\" title=\"Adalm Pluto SDR dual PTT switching board integration\" width=\"540\" height=\"304\" src=\"https:\/\/www.youtube.com\/embed\/2XIfPySsLIM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h2>Software to be installed<\/h2>\n<p>In order for the board to switch automatically, you must have installed the firmware PlutoDVB of Evariste F5OEO, in the &#8220;Brave&#8221; version available<\/p>\n<ul>\n<li>here on <a href=\"http:\/\/qra.f5oeo.fr:2080\/beta_for_the_brave\/pluto.frm\">firmware.hackhamradio.com\/beta_for_the_brave\/pluto.frm<\/a><\/li>\n<li>here on this website : <a href=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/04\/pluto-beta_for_the_brave-20200205-2104.zip\">pluto beta_for_the_brave 20200205-2104.zip<\/a><\/li>\n<\/ul>\n<p>The installation steps are detailed<\/p>\n<ul>\n<li>for the prerequisite firmware Analog Device minimum v0.31 at this\u00a0 <a href=\"https:\/\/www.f5uii.net\/en\/transmit-datv-over-qo100-with-sdr-adalm-pluto-f5oeo-plutodvb\/5\/\">page of the article &#8220;Transmit digital television signals over Qatar Oscar 100 satellite&#8221;<\/a>, et<\/li>\n<li>for the firmware PlutoDVB at this <a href=\"https:\/\/www.f5uii.net\/en\/transmit-datv-over-qo100-with-sdr-adalm-pluto-f5oeo-plutodvb\/6\/\">page\u00a0 &#8220;Transmit digital television signals over Qatar Oscar 100 satellite&#8221;<\/a><\/li>\n<\/ul>\n<p>Further information on switching can be found on the <a href=\"https:\/\/wiki.analog.com\/university\/tools\/pluto\/hacking\/power_amp\">Analog Device wiki<\/a>.<\/p>\n<h2>Compatibility with Adalm Pluto Revision D.<\/h2>\n<p>The PlutoSDR is now available in Revision D (<a href=\"https:\/\/wiki.analog.com\/university\/tools\/pluto\/hacking\/hardware#take_it_apart_and_look\" target=\"_blank\" rel=\"noopener noreferrer\">see wiki<\/a>). The PTT Duo board is compatible with this version by using<\/p>\n<ul>\n<li>either the 0201 firmware version and the corresponding compatibility patch<\/li>\n<li>or the firmware version &#8220;perseverence&#8221; 0303 and the corresponding compatibility patch<\/li>\n<\/ul>\n<p>The firmwares and patches are available for download on the page <a href=\"https:\/\/www.f5uii.net\/en\/patch-plutodvb\/\" target=\"_blank\" rel=\"noopener noreferrer\">f5uii.net\/en\/patch-plutodvb<\/a><\/p>\n<p>The +5V voltage of the board is connected to C184 or C185 (Be careful to connect the right side of the VIN capacitor, opposite GND)<\/p>\n<p><a href=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/Adalm-Pluto-Rev-D-PTT-Duo-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-4067\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/Adalm-Pluto-Rev-D-PTT-Duo-1-300x198.jpg\" alt=\"\" width=\"300\" height=\"198\" srcset=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/Adalm-Pluto-Rev-D-PTT-Duo-1-300x198.jpg 300w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/Adalm-Pluto-Rev-D-PTT-Duo-1-768x507.jpg 768w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2021\/06\/Adalm-Pluto-Rev-D-PTT-Duo-1.jpg 993w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n\n\t\t<style>\n\t\t\t#gallery-2 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 20%;\n\t\t\t}\n\t\t\t#gallery-2 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-2 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-2' class='gallery galleryid-3625 gallery-columns-5 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/adalm-pluto-with-ptt-switcher\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"200\" height=\"200\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/Adalm-Pluto-with-PTT-switcher-200x200.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-3670\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-3670'>\n\t\t\t\tAdalm Pluto with dual PTT switching\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/adalm-pluto-cinch-connector-added-on-original-case\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"200\" height=\"200\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/Adalm-Pluto-Cinch-connector-added-on-original-case-200x200.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-3671\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-3671'>\n\t\t\t\tPlutoSDR with Cinch PTT connector adding\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/switching-board-adalm-pluto-plutosdr-dual-output-relay\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"200\" height=\"200\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/Switching-board-Adalm-Pluto-PlutoSDR-dual-output-relay-200x200.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-3672\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-3672'>\n\t\t\t\tSwitching board inside the original housing of the PlutoSDR\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/adalm-pluto-plutosdr-ptt-connector-original-case\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"200\" height=\"200\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/Adalm-Pluto-PlutoSDR-PTT-connector-original-case-200x200.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-3669\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-3669'>\n\t\t\t\tLinks between the Cinch PTT connector and relay board\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/2020-07-12-23_28_19-compatwindow\/#main'><img loading=\"lazy\" decoding=\"async\" width=\"200\" height=\"200\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/2020-07-12-23_28_19-CompatWindow-200x200.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" aria-describedby=\"gallery-2-3665\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-2-3665'>\n\t\t\t\tCinch connector added next to the SMA transmission one\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<hr \/>\n<h2>Orders<\/h2>\n<blockquote><p><a href=\"https:\/\/shop.f5uii.net\/\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3660 size-medium alignright\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7eb06410d-300x171.png\" alt=\"\" width=\"300\" height=\"171\" srcset=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7eb06410d-300x171.png 300w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7eb06410d-768x437.png 768w, https:\/\/www.f5uii.net\/wp-content\/uploads\/2020\/07\/img_5f0b7eb06410d.png 1092w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/>This board is available on shopchip<\/a><\/p>\n<p><del>This board could be the purpose of a grouped order, either provided as a kit of components and PCB, or possibly as a mounted board (except for the 9-pin connector, to be placed beforehand on the Adalm pluto).<\/del><\/p><\/blockquote>\n<p>If you are interested, you can be notified of the availability of a grouped order by leaving your email below.<br \/>\n<script>(function() {\n\twindow.mc4wp = window.mc4wp || {\n\t\tlisteners: [],\n\t\tforms: {\n\t\t\ton: function(evt, cb) {\n\t\t\t\twindow.mc4wp.listeners.push(\n\t\t\t\t\t{\n\t\t\t\t\t\tevent   : evt,\n\t\t\t\t\t\tcallback: cb\n\t\t\t\t\t}\n\t\t\t\t);\n\t\t\t}\n\t\t}\n\t}\n})();\n<\/script><!-- Mailchimp for WordPress v4.14.1 - https:\/\/wordpress.org\/plugins\/mailchimp-for-wp\/ --><form id=\"mc4wp-form-2\" class=\"mc4wp-form mc4wp-form-1343\" method=\"post\" data-id=\"1343\" data-name=\"List shopchip\" ><div class=\"mc4wp-form-fields\"><p>\r\n\t<label>Email : <\/label>\r\n\t<input type=\"email\" name=\"EMAIL\" placeholder=\"Email\" required \/>\r\n<\/p>\r\n\r\n<p>\r\n\t<input type=\"submit\" value=\"Alert\" \/>\r\n<\/p><\/div><label style=\"display: none !important;\">Leave this field empty if you&#039;re human: <input type=\"text\" name=\"_mc4wp_honeypot\" value=\"\" tabindex=\"-1\" autocomplete=\"off\" \/><\/label><input type=\"hidden\" name=\"_mc4wp_timestamp\" value=\"1793446099\" \/><input type=\"hidden\" name=\"_mc4wp_form_id\" value=\"1343\" \/><input type=\"hidden\" name=\"_mc4wp_form_element_id\" value=\"mc4wp-form-2\" \/><div class=\"mc4wp-response\"><\/div><\/form><!-- \/ Mailchimp for WordPress Plugin --><br \/>\n<a href=\"https:\/\/shop.f5uii.net\" target=\"_blank\" rel=\"noopener noreferrer\"><img decoding=\"async\" src=\"https:\/\/www.f5uii.net\/wp-content\/uploads\/2016\/10\/shopship.png\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>To switch external devices (e.g. two amplifiers) to the PlutoSDR transmitter, this board is plugged into the internal connector of the Adalm Pluto. Here is the schematic PlutoSDR PlutoDVB 2PTT 100&#215;100 Rev B Rev D.pdf &#8211; Two normally open contacts <a class=\"more-link\" href=\"https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/\">Lire plus &#8230;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":3293,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3625","page","type-page","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"To switch external devices (e.g. two amplifiers) to the PlutoSDR transmitter, this board is plugged into the internal connector of the Adalm Pluto. Here is the schematic PlutoSDR PlutoDVB 2PTT 100x100 Rev B Rev D.pdf - Two normally open contacts - 0.5 A switching - Does not switch on Adalm Pluto startup (GPO1 not active)\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.4\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"F5UII \u2013 French Hamradio Station - Presentation of the station F5UII, FY\/F5UII, and MMDVM, DMR, SvxLink, QO100 ressources\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Dual PTT switching board for Adalm Pluto SDR - F5UII \u2013 French Hamradio Station\" \/>\n\t\t<meta property=\"og:description\" content=\"To switch external devices (e.g. two amplifiers) to the PlutoSDR transmitter, this board is plugged into the internal connector of the Adalm Pluto. Here is the schematic PlutoSDR PlutoDVB 2PTT 100x100 Rev B Rev D.pdf - Two normally open contacts - 0.5 A switching - Does not switch on Adalm Pluto startup (GPO1 not active)\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/www.f5uii.net\/en\/actualites\/dual-ptt-switching-board-for-adalm-pluto-sdr\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2020-05-22T15:17:53+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2021-07-03T20:57:48+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Dual PTT switching board for Adalm Pluto SDR - F5UII \u2013 French Hamradio Station\" \/>\n\t\t<meta name=\"twitter:description\" content=\"To switch external devices (e.g. two amplifiers) to the PlutoSDR transmitter, this board is plugged into the internal connector of the Adalm Pluto. Here is the schematic PlutoSDR PlutoDVB 2PTT 100x100 Rev B Rev D.pdf - Two normally open contacts - 0.5 A switching - Does not switch on Adalm Pluto startup (GPO1 not active)\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/dual-ptt-switching-board-for-adalm-pluto-sdr\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/#listItem\",\"name\":\"News\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/#listItem\",\"position\":2,\"name\":\"News\",\"item\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/dual-ptt-switching-board-for-adalm-pluto-sdr\\\/#listItem\",\"name\":\"Dual PTT switching board for Adalm Pluto SDR\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/dual-ptt-switching-board-for-adalm-pluto-sdr\\\/#listItem\",\"position\":3,\"name\":\"Dual PTT switching board for Adalm Pluto SDR\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/#listItem\",\"name\":\"News\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/#organization\",\"name\":\"F5UII \\u2013 French Hamradio Station\",\"description\":\"Presentation of the station F5UII, FY\\\/F5UII, and MMDVM, DMR, SvxLink, QO100 ressources\",\"url\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/dual-ptt-switching-board-for-adalm-pluto-sdr\\\/#webpage\",\"url\":\"https:\\\/\\\/www.f5uii.net\\\/en\\\/actualites\\\/dual-ptt-switching-board-for-adalm-pluto-sdr\\\/\",\"name\":\"Dual PTT switching board for Adalm Pluto SDR - F5UII \\u2013 French Hamradio Station\",\"description\":\"To switch external devices (e.g. two amplifiers) to the PlutoSDR transmitter, this board is plugged into the internal connector of the Adalm Pluto. 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